subfuzion

Install with Homebrew

brew install redis

Set up launchctl to auto start redis

$ ln -sfv /usr/local/opt/redis/*.plist ~/Library/LaunchAgents

/usr/local/opt/redis/ is a symlink to /usr/local/Cellar/redis/x.y.z (e.g., 2.8.7)

yannvery

#To turn it off
old_logger = ActiveRecord::Base.logger
ActiveRecord::Base.logger = nil

#To turn it back on
ActiveRecord::Base.logger = old_logger

VictorTpo

##Merge many has_many

def get_fb_users
	FacebookUser.from("
		(
			(
				#{self.facebook_recipients_users.to_sql}
			) union (
				#{self.facebook_users.to_sql}
			)

learncodeacademy

(wherever it says url.com, use your server's domain or IP)

Login to new server as root, then add a deploy user

sudo useradd --create-home -s /bin/bash deploy
sudo adduser deploy sudo
sudo passwd deploy

And Update the new password

BrandAndCelebrities

class MyKlass
  include
  CONSTANTS
  belongs_to
  has_one
  has_many
  accepts_nested_attributes_for
  attr_accessible
 validates

yannvery

All mails received by a user are stored into: /var/mail/username

Open mailbox without initial display: mail -N
Then delete all mails: d *

yannvery

Ubuntu - Purge old kernels and unused modules

Purge old kernels

Open terminal and check your current kernel:

uname -r

DO NOT REMOVE THIS KERNEL!

VictorTpo

Remove old kernels files

You can see should restart the server when you see *** System restart required *** when you start ssh
You can restart with sudo shutdown -r now
You can see your current kernel version with uname -r
You can see all kernel versions in /lib/modules/

1) Delete perimated packages

sudo apt-get autoclean

VictorTpo

13/01/2016

• Ransack, AA engine, by MAS
  
• Remove old kernel version, by VIT
  
• Beautifull routes, by WAS
  
• DateTime and Time helpers, by FRB
  

16/01/2016

• Active Record tricks, by WAS
  
• Presenter/meta-methods, by VIT
  
• SOLR - specific full search, by FRB

yannvery

RSpec Cheatsheet

Specs layers

 +-----------------------------------------------------------------------------------------+

   +----------+                                                       +------------------+
   |          |                                                       |                  |
   |  View    |                                                       |                  |
   |  Specs   |            View                                       |                  |